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- 1.0p 1.0p Electron in E-field An electron with speed vo = 6704085.4m/s is traveling parallel to and along the same direction as an electric field of magnitude E=4739N/C. 4a How far will the electron travel before it stops? (Please answer in Sl unit and multiply your answer by 10²) Answer Show feedback 4b How much time will elapse before it returns to its starting point? (Please answer in SI unit and multiply your answer by 10%)Part A An electric dipole is formed from two charges, +q, spaced 0.600 cm apart. The dipole is at the origin, oriented along the y-axis. The electric field strength at the point (r, y) = (0 cm, 10 cm) is 340 N/C What is the charge q? Give your answer in nC. Express your answer in nanocoulombs to three significant figures. > View Available Hint(s) ΑΣφ q =160 nC Submit Previous Answers Incorrect; Try Again; 3 attempts remaining Part B What is the electric field strength at the point (x, y) = (10 cm, 0 cm)? Express your answer with the appropriate units. View Available Hint(s) HA E= Value Units SubmitO Part B Two parallel plates each have an area of 35.5 cm-. Between the plates is a dielectric with K = 52. If the charge magnitude on each plate is 2.1 nC, determine the E-field between the plates. E =
- A point charge with charge q1 = 2.30 μC is held stationary at the origin. A second point charge with charge q2 = -4.90 μC moves from the point (0.140 m, 0) to the point (0.260 m, 0.235 m ). Part A How much work is done by the electrostatic force on the moving point charge? Express your answer in joules. ►View Available Hint(s) W = 跖 ΤΟ ΑΣΦ ? JC) The lightning is formed when current starts to flow between the two spheres. Explain at least two different non obvious facts about what is going on inside and around these “lightning bolts”. If a direction is involved with your facts, give that direction.In old TVs, an electron gun accelerates electrons between two parallel plates 1.2cm apart using a 25kV potential difference. a. What is the electric field magnitude between the plates? b. If the electrons start at the negative plate at rest, with what speed will they hot the negative plate? (Note: this speed will be a significant fraction of the speed of light) 3.
- Part A An electron starts from rest 27.5 cm from a fixed point charge with Q = -4.00 nC. How fast will the electron be moving when it is very far away? Express your answer with the appropriate units. HÀ ? Value Units V =Part A An electron moving parallel to a uniform electric field increases its speed from 2.0x10' m/s to 4.0×10 m/s over a distance of 1.2 cm. What is the electric field strength? Express your answer with the appropriate units. HA E = Value Units Submit Request AnswerPlease answer all parts.